.mKnowledgeMin {
		max-width: 40rem;
		margin: 0 auto
	}

	.com_head img {
		width: 12px;
		height: 24px;
		position: absolute;
		left: 0;
		top: 17px;
	}

	.download {
		color: #557ce1;
		position: absolute;
		right: 11px;
		top: 17px;
		padding: 3px 6px;
		border: 1px solid #557ce1;
		border-radius: 3px;
		font-size: 15px;
	}